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NASA Chase Aircraft Ensures X-59’s Safety in Flight 

By: Jim Banke
20 January 2026 at 14:11

5 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater)

NASA’s X-59 flies above the Mojave Desert with a NASA F-15 chase aircraft nearby.
NASA’s X-59 quiet supersonic research aircraft flies above Palmdale and Edwards, California, during its first flight Oct. 28, 2025, accompanied by a NASA F/A-18 research aircraft serving as chase.
NASA/Jim Ross

As NASA’s X-59 quiet supersonic research aircraft continues a series of flight tests over the California high desert in 2026, its pilot will be flying with a buddy closely looking out for his safety. 

That colleague will be another test pilot in a separate chase aircraft. His job as chase pilot: keep a careful watch on things as he tracks the X-59 through the sky, providing an extra set of eyes to help ensure the flight tests are as safe as possible. 

Having a chase pilot watch to make sure operations are going smoothly is an essential task when an experimental aircraft is exercising its capabilities for the first time. The chase pilot also takes on tasks like monitoring local weather and supplementing communications between the X-59 and air traffic control. 

“All this helps reduce the test pilot’s workload so he can concentrate on the actual test mission,” said Jim “Clue” Less, a NASA research pilot since 2010 and 21-year veteran U.S. Air Force flyer. 

Less served as chase pilot in a NASA F/A-18 research jet when NASA test pilot Nils Larson made the X-59’s first flight on Oct. 28. Going forward, Less and Larson will take turns flying as X-59 test pilot or chase pilot. 

Two NASA pilots wearing flight gear pose in front of the X-59 experimental aircraft.
NASA pilots Jim “Clue” Less (left) and Nils Larson celebrate the X-59’s first flight on Oct. 28, 2025. Less flew an F-18 chase aircraft while Larson flew the X-59.
NASA/Genaro Vavuris

Staying Close

So how close does a chase aircraft fly to the X-59? 

“We fly as close as we need to,” Less said. “But no closer than we need to.” 

The distance depends on where the chase aircraft needs to be to best ensure the success of the test flight. Chase pilots, however, never get so close as to jeopardize safety. 

We fly as close as we need to, but no closer than we need to.

Jim "clue" LESS

Jim "clue" LESS

NASA Test Pilot

For example, during the X-59’s first flight the chase aircraft moved to within a wingspan of the experimental aircraft. At that proximity, the airspeed and altitude indicators inside both aircraft could be compared, allowing the X-59 team to calibrate their instruments. 

Generally, the chase aircraft will remain about 500 and 1,000 feet away—or about 5-10 times the length of the X-59 itself—as the two aircraft cruise together. 

“Of course, the chase pilot can move in closer if I need to look over something on the aircraft,” Less said. “We would come in as close as needed, but for the most part the goal is to stay out of the way.” 

Airborne Photo Op

The X-59 quiet supersonic research aircraft flies above California. The plane has a distinctive shape with a long, sharply pointed nose. The nose is silver, while the rest of the body looks white. The words "NASA" and "X-59" are on the body of the aircraft. In the background, we can see brown earth below the plane as well as hazy mountains in the distance.
In a view captured from a NASA F/A-18 chase aircraft, the X-59 quiet supersonic research aircraft lifts off for its first flight Oct. 28, 2025, from U.S. Air Force Plant 42 in Palmdale, California.
NASA/Lori Losey

The up-close-and-personal vantage point of the chase aircraft also affords the opportunity to capture photos and video of the test aircraft.  

For the initial X-59 flight, a NASA photographer—fully trained and certified to fly in a high-performance jet—sat in the chase aircraft’s rear seat to record images and transmit high-definition video down to the ground. 

“We really have the best views,” Less said. “The top focus of the test team always is a safe flight and landing. But if we get some great shots in the process, it’s an added bonus.” 

Chase aircraft can also carry sensors that gather data during the flight that would be impossible to obtain from the ground. In a future phase of X-59 flights, the chase aircraft will carry a probe to measure the X-59’s supersonic shock waves and help validate that the airplane is producing a quieter sonic “thump,” rather than a loud sonic boom to people on the ground. 

The instrumentation was successfully tested using a pair of NASA F-15 research jets earlier this year. 

As part of NASA’s Quesst mission, the data could help open the way for commercial faster-than-sound air travel over land. 

Choice of Chase Aircraft

A NASA F-15 aircraft sits 20 feet off the left side of the X-59 aircraft, with a white hangar and hills in the background, during electromagnetic interference testing.
NASA/Carla Thomas

Chase aircraft have served as a staple of civilian and military flight tests for decades, with NASA and its predecessor—the National Advisory Committee for Aeronautics—employing aircraft of all types for the job. 

Today, at NASA’s Armstrong Flight Research Center in Edwards, California, two different types of research aircraft are available to serve as chase for X-59 flights: NASA-operated F/A-18 Hornets and F-15 Eagles

While both types are qualified as chase aircraft for the X-59, each has characteristics that make them appropriate for certain tasks. 

The F/A-18 is a little more agile flying at lower speeds. One of NASA’s F/A-18s has a two-seat cockpit, and the optical quality and field of view of its canopy makes it the preferred aircraft for Armstrong’s in-flight photographers. 

At the same time, the F-15 is more capable of keeping pace with the X-59 during supersonic test flights and carries the instrumentation that will measure the X-59’s shock waves. 

“The choice for which chase aircraft we will use for any given X-59 test flight could go either way depending on other mission needs and if any scheduled maintenance requires the airplane to be grounded for a while,” Less said. 

About the Author

Jim Banke

Jim Banke

Managing Editor/Senior Writer

Jim Banke is a veteran aviation and aerospace communicator with more than 40 years of experience as a writer, producer, consultant, and project manager based at Cape Canaveral, Florida. He is part of NASA Aeronautics' Strategic Communications Team and is Managing Editor for the Aeronautics topic on the NASA website.

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After years of design, development, and testing, NASA’s X-59 quiet supersonic research aircraft took to the skies for the first time on Oct. 28, 2025, markin...

NASA Develops Blockchain Technology to Enhance Air Travel Safety and Security 

16 January 2026 at 15:11

3 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater)

By Supreet Kaur

In an era where data security is critical to aviation safety, NASA is exploring bold new solutions. 

An Alta-X drone carries a custom built simulated Unmanned Aircraft Systems environment payload for the new blockchain system tests.   
Credit: NASA/Brandon Torres Navarette 

Through a drone flight test at NASA’s Ames Research Center in California’s Silicon Valley, researchers tested a blockchain-based system for protecting flight data. The system aims to keep air traffic management safe from disruption and protect data transferred between aircraft and ground stations from being intercepted or manipulated. 

For aviation and airspace operations to remain safe, users need to be able to trust that data is reliable and transparent. While current systems have been able to protect flight data systems, cyberthreats continue to evolve, requiring new approaches. NASA researchers found the blockchain-based system can safely transmit and store information in real time. 

Blockchain operates like a decentralized database — it does not rely on a single computer or centralized system. Instead, it shares information across a vast network, recording and verifying every change to a dataset. The system ensures the data stays safe, accurate, and trustworthy.  

Previous cybersecurity research focused on implementing a layered security architecture — using multiple physical and digital security measures to control system access. For this test, researchers took a different approach using blockchain to address potential threats.  

Using drones allowed the team to show that the blockchain framework could yield benefits across several priority areas in aviation development, including autonomous air traffic management, urban air mobility, and high-altitude aircraft.  

Three people sit at a table looking over laptop computers. The one nearest the camera is pointing at the laptop monitor.
Terrence D. Lewis (left), Kale Dunlap (center), and Aidan Jones monitor the flow of telemetry from both actual and simulated flights, ensuring the simulation and blockchain systems are processing and recording data accurately. 
Credit: NASA/Brandon Torres Navarette 

This NASA research explored how blockchain can secure digital transactions between multiple systems and operators. The team used an open-source blockchain framework that allows trusted users real-time sharing and storage of critical data like aircraft operator registration information, flight plans, and telemetry. This framework restricts access to this data to trusted parties and approved users only. 

To further examine system resilience, the team introduced a set of cybersecurity tests designed to assess, improve, and reinforce security during operations in airspace environments. During an August flight at Ames, the team demonstrated these capabilities using an Alta-X drone with a custom-built software and hardware package that included a computer, radio, GPS system, and battery.  

The test simulated an environment with a drone flying in real-world conditions, complete with a separate ground control station and the blockchain and security infrastructure. The underlying blockchain framework and cybersecurity protocols can be extended to support high-altitude operations at 60,000 feet and higher and Urban Air Mobility operations, paving the way for a more secure, scalable, and trusted ecosystem. 

NASA researchers will continue to look at the data gathered during the test and apply what they’ve learned to future work. The testing will ultimately benefit U.S. aviation stakeholders looking for new tools to improve operations. 

Through its Air Traffic Management and Safety project, NASA performed research to transform air traffic management systems to safely accommodate the growing demand of new air vehicles. The project falls under NASA’s Airspace Operations and Safety Program, a part the agency’s Aeronautics Research Mission Directorate that works to enable safe, efficient aviation transportation operations that benefit the flying public and industry.

NASA Adds Two F-15 Aircraft to Support Supersonic Flight Research

15 January 2026 at 15:58

3 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater)

Alt Text: A ground crew member wearing hearing protection raises both arms to guide an F-15 aircraft taxiing on the ramp at NASA Armstrong Flight Research Center.
Oregon Air National Guard ground crew guides one of the NASA’s newest F-15 aircraft onto the ramp at the agency’s Armstrong Flight Research Center in Edwards, California, on Monday, Dec. 22, 2025. The retired U.S. Air Force F-15s come from the Oregon Air National Guard’s 173rd Fighter Wing and will transition from military service to support NASA’s flight research fleet.
NASA/Christopher LC Clark
U.S. Air Force and NASA flight crew stand on the ramp at NASA’s Armstrong Flight Research Center, facing the runway, with a desert landscape and an aircraft visible in the distance.
Oregon Air National Guard and NASA flight crew look out across the desert while awaiting the arrival of the NASA’s newest F-15 aircraft from the Oregon Air National Guard’s 173rd Fighter Wing to NASA’s Armstrong Flight Research Center in Edwards, California, on Monday, Dec. 22, 2025
NASA/Christopher LC Clark
Two F-15 aircraft sit side by side on the ramp at NASA’s Armstrong Flight Research Center, displaying tail numbers 045 and 063 and tail markings that read “Oregon” above an eagle graphic. A NASA hangar with the agency’s logo is visible in the background
NASA’s newest F-15 aircraft arrive at the agency’s Armstrong Flight Research Center in Edwards, California, on Monday, Dec. 22, 2025. The two retired U.S. Air Force F-15s will support ongoing supersonic flight research for NASA’s Flight Demonstrations and Capabilities Project and the Quesst mission’s X-59 quiet supersonic research aircraft.
NASA/Christopher LC Clark
U.S. Air Force service members in uniform and NASA civilians stand in two rows in front of a gray F-15 with its canopy open and a ladder attached on the ramp at NASA Armstrong Flight Research Center, posing for a photo with a hangar and NASA logo visible in the background.
NASA staff and Oregon Air National Guard’s 173rd Fighter Wing crew pose for a group photo at NASA’s Armstrong Flight Research Center in Edwards, California, on Monday, Dec. 22, 2025. The group stands in front of one of two F-15 aircraft added to the agency’s flight research fleet.
NASA/Christopher LC Clark
Two U.S. Air Force pilots in flight suits and a NASA civilian walk away from the agency’s newest F-15 aircraft; two gray F-15s, a white truck, and the desert are visible in the background.
Oregon Air National Guard pilots deliver NASA’s newest F-15 aircraft from the Oregon Air National Guard’s 173rd Fighter Wing at Kingsley Field to NASA’s Armstrong Flight Research Center in Edwards, California, on Monday, Dec. 22, 2025. After completing their final flights with the Air Force, the two aircraft begin their new role supporting NASA’s flight research.
NASA/Christopher LC Clark

Two retired U.S. Air Force F-15 jets have joined the flight research fleet at NASA’s Armstrong Flight Research Center in Edwards, California, transitioning from military service to a new role enabling breakthrough advancements in aerospace.

The F-15s will support supersonic flight research for NASA’s Flight Demonstrations and Capabilities project, including testing for the Quesst mission’s X-59 quiet supersonic research aircraft. One of the aircraft will return to the air as an active NASA research aircraft. The second will be used for parts to support long-term fleet sustainment.

“These two aircraft will enable successful data collection and chase plane capabilities for the X-59 through the life of the Low Boom Flight Demonstrator project” said Troy Asher, director for flight operations at NASA Armstrong. “They will also enable us to resume operations with various external partners, including the Department of War and commercial aviation companies.”

The aircraft came from the Oregon Air National Guard’s 173rd Fighter Wing at Kingsley Field. After completing their final flights with the Air Force, the two aircraft arrived at NASA Armstrong Dec. 22, 2025. 

“NASA has been flying F-15s since some of the earliest models came out in the early 1970s,” Asher said. “Dozens of scientific experiments have been flown over the decades on NASA’s F-15s and have made a significant contribution to aeronautics and high-speed flight research.”

The F-15s allow NASA to operate in high-speed, high-altitude flight-testing environments. The aircraft can carry experimental hardware externally – under its wings or slung under the center – and can be modified to support flight research.

Now that these aircraft have joined NASA’s fleet, the team at Armstrong can modify their software, systems, and flight controls to suit mission needs. The F-15’s ground clearance allows researchers to install instruments and experiments that would not fit beneath many other aircraft.

NASA has already been operating two F-15s modified so their pilots can operate safely at up to 60,000 feet, the top of the flight envelop for the X-59, which will cruise at 55,000 feet. The new F-15 that will fly for NASA will receive the same modification, allowing for operations at altitudes most standard aircraft cannot reach. The combination of capability, capacity, and adaptability makes the F-15s uniquely suited for flight research at NASA Armstrong.

“The priority is for them to successfully support the X-59 through completion of that mission,” Asher said. “And over the longer term, these aircraft will help position NASA to continue supporting advanced aeronautics research and partnerships.”

Drone capital of the world? Seattle could be a big winner in the U.S. crackdown on DJI and others

24 December 2025 at 13:13
Brinc’s Responder drone launches from its charging station. The Seattle company stands to benefit as new FCC restrictions limit Chinese drone makers. (Brinc Photo)

New federal restrictions on foreign-made drones, announced this week, promise to boost Washington state as a hub for domestic drone manufacturing — adding thousands or even tens of thousands of jobs in the process.

That’s the prediction from Blake Resnick, CEO of Seattle-based Brinc Drones, who says the region’s concentration of aerospace talent makes it uniquely positioned to benefit from the shift. He cites the presence of companies including Boeing, Blue Origin, Amazon (with its Prime Air unit) and SpaceX, along with an existing base of aerospace suppliers and technicians. 

“I don’t even think you have to look outside of Washington to find all the talent that’s needed to build an incredible, globally competitive drone company,” Resnick said in an interview.

The FCC this week added foreign-made drones to its list of equipment deemed national security threats. That blocks new foreign-made drone models from obtaining FCC equipment authorization — effectively preventing the import, marketing, and sale of new models.

The move primarily impacts Chinese giant DJI, which controls roughly 70% of the global drone market.

It has drawn sharp criticism from drone hobbyists, who worry it will drive up prices and limit access to affordable, high-quality options. The Academy of Model Aeronautics warned that the move will “have huge implications for both the hobbyist and commercial airspace industries moving forward.”

There is a carve-out: existing models that have received prior FCC approval can still be sold, which means that the impact will unfold over an extended period of time. But as current inventory depletes and DJI’s product line ages, U.S. manufacturers will need to scale up. 

Resnick said he foresees a need for hundreds of thousands and potentially even millions of square feet of new manufacturing space across the U.S. drone industry.

Washington’s aerospace industry employs more than 77,000 workers directly and generates more than $71 billion in total economic activity, according to a July 2024 analysis by the Seattle Metropolitan Chamber of Commerce. That gives the region a major edge in drone production.

Resnick knows this first-hand. He relocated Brinc from Las Vegas to Seattle in 2021, drawn by the region’s engineering talent pool. The company, which employs about 140 people, develops drones and related technology for police, fire, and emergency response agencies. It closed a $75 million funding round and announced a strategic alliance with Motorola Solutions earlier this year.

Brinc CEO Blake Resnick at the company’s headquarters in 2024. (GeekWire Photo / Todd Bishop)

Brinc has spent $660,000 on lobbying over the past three years, including advocacy for controls on Chinese-made drones, Forbes reported in a story on Resnick earlier this month. The company’s prominence in the trade war has made it a target: In 2024, China formally sanctioned Brinc and Resnick, freezing any assets in the country and barring Resnick from entry.

Speaking with GeekWire this week, Resnick said DJI’s dominance stems from billions in Chinese government subsidies, making fair competition nearly impossible. 

“Frankly, I think this just evens the playing field,” he said.

Brinc, which has manufacturing operations at its Seattle headquarters, has already shifted to a non-Chinese supply chain, sourcing components from Taiwan, Germany, the U.K., and Japan. Resnick said the new restrictions will require a further shift toward domestic suppliers: “Moving forward, we are going to have to do a lot more business with American companies.”

Resnick said this shift ensures the U.S. industrial base remains resilient even if international partners face constraints during a conflict. While the transition presents a hurdle, Resnick described it as an “organizational cost that we’re very happy to pay” in exchange for a market free of state-sponsored Chinese competition.

He acknowledged that there could be a price premium in the drone market overall as American suppliers scale up, a process he estimates will take two to three years.

When asked if he sees these events as an opening for Brinc to expand into other sectors, beyond public safety, Resnick didn’t entirely rule out the possibility. “The free world,” he said, “needs more drone manufacturing capacity in a whole bunch of different verticals.”

NASA, Boeing Test How to Improve Performance of Longer, Narrower Aircraft Wings 

By: Jim Banke
18 December 2025 at 14:00

5 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater)

A scale model of possible future commercial jet airplane sits inside a NASA wind tunnel where the aircraft wing was tested.
The Integrated Adaptive Wing Technology Maturation wind-tunnel model installed in the Transonic Dynamics Tunnel at NASA Langley Research Center in Hampton, Virginia.
NASA / Mark Knopp

The airliner you board in the future could look a lot different from today’s, with longer, thinner wings that provide a smoother ride while saving fuel.

Those wings would be a revolutionary design for commercial aircraft, but like any breakthrough technology, they come with their own development challenges – which experts from NASA and Boeing are now working to solve. 

When creating lift, longer, thinner wings can reduce drag, making them efficient. However, they can become very flexible in flight.

Through their Integrated Adaptive Wing Technology Maturation collaboration, NASA and Boeing recently completed wind tunnel tests of a “higher aspect ratio wing model” looking for ways to get the efficiency gains without the potential issues these kinds of wings can experience. 

“When you have a very flexible wing, you’re getting into greater motions,” said Jennifer Pinkerton, a NASA aerospace engineer at NASA Langley Research Center in Hampton, Virginia. “Things like gust loads and maneuver loads can cause even more of an excitation than with a smaller aspect ratio wing. Higher aspect ratio wings also tend to be more fuel efficient, so we’re trying to take advantage of that while simultaneously controlling the aeroelastic response.”  

 

Take a minute to watch this video about the testing NASA and Boeing are doing on longer, narrower aircraft wings.

Without the right engineering, long, thin wings could potentially bend or experience a condition known as wing flutter, causing aircraft to vibrate and shake in gusting winds.  

“Flutter is a very violent interaction,” Pinkerton said. “When the flow over a wing interacts with the aircraft structure and the natural frequencies of the wing are excited, wing oscillations are amplified and can grow exponentially, leading to potentially catastrophic failure. Part of the testing we do is to characterize aeroelastic instabilities like flutter for aircraft concepts so that in actual flight, those instabilities can be safely avoided.” 

To help demonstrate and understand this, researchers from NASA and Boeing sought to soften the impacts of wind gusts on the aircraft, lessen the wing loads from aircraft turns and movements, and suppress wing flutter.

Reducing or controlling those factors can have a significant impact on an aircraft’s performance, fuel efficiency, and passenger comfort. 

Testing for this in a controlled environment is impossible with a full-sized commercial airliner, as no wind tunnel could accommodate one.

However, NASA Langley’s Transonic Dynamics Tunnel, which has been contributing to the design of U.S. commercial transports, military aircraft, launch vehicles, and spacecraft for over 60 years, features a test section 16 feet high by 16 feet wide, big enough for large-scale models. 

 To shrink a full-size plane down to scale, NASA and Boeing worked with NextGen Aeronautics, which designed and fabricated a complex model resembling an aircraft divided down the middle, with one 13-foot wing.

Mounted to the wall of the wind tunnel, the model was outfitted with 10 control surfaces – moveable panels – along the wing’s rear edge. Researchers adjusted those control surfaces to control airflow and reduce the forces that were causing the wing to vibrate.

Instruments and sensors mounted inside the model measured the forces acting on the model, as well as the vehicle’s responses.

A scale model of possible future commercial jet airplane sits inside a NASA wind tunnel where the aircraft wing was tested.
Another view of the Integrated Adaptive Wing Technology Maturation wind-tunnel model installed in the Transonic Dynamics Tunnel at NASA Langley Research Center in Hampton, Virginia.
NASA / Mark Knopp

The model wing represented a leap in sophistication from a smaller one developed during a previous NASA-Boeing collaboration called the Subsonic Ultra Green Aircraft Research (SUGAR).

“The SUGAR model had two active control surfaces,” said Patrick S. Heaney, principal investigator at NASA for the Integrated Adaptive Wing Technology Maturation collaboration. “And now on this particular model we have ten. We’re increasing the complexity as well as expanding what our control objectives are.”  

A first set of tests, conducted in 2024, gave experts baseline readings that they compared to NASA computational simulations, allowing them to refine their models. A second set of tests in 2025 used the additional control surfaces in new configurations.

The most visible benefits of these new capabilities appeared during testing to alleviate the forces from gusting winds, when researchers saw the wing’s shaking greatly reduced.

With testing completed, NASA and Boeing experts are analyzing data and preparing to share their results with the aviation community. Airlines and original equipment manufacturers can learn and benefit from the lessons learned, deciding which to apply to the next generation of aircraft.  

“Initial data analyses have shown that controllers developed by NASA and Boeing and used during the test demonstrated large performance improvements,” Heaney said. “We’re excited to continue analyzing the data and sharing results in the months to come.” 

NASA’s Advanced Air Transport Technology project works to advance aircraft design and technology under the agency’s Advanced Air Vehicles program, which studies, evaluates, and develops technologies and capabilities for new aircraft systems. The project and program fall within NASA’s Aeronautics Research Mission Directorate. 

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What can we do to help aircraft wings perform better in flight, creating a smoother, more fuel efficient, and safer experience for travelers? This is a quest...

2025 in Review: Highlights from NASA in Silicon Valley 

18 December 2025 at 11:20

NASA’s Ames Research Center in California’s Silicon Valley continued to make strides in research, technology, engineering, science, and innovation this past year. Join us as we take a look back at some of the highlights from 2025.

From Supercomputers to Wind Tunnels: NASA’s Road to Artemis II

This video shows two simulations of the SLS (Space Launch System) rocket using NASA’s Launch Ascent and Vehicle Aerodynamics solver. For the Artemis II test flight, a pair of six-foot-long strakes will be added to the core stage of SLS that will smooth vibrations induced by airflow during ascent. The top simulation is without strakes while the bottom shows the airflow with strakes. The green and yellow colors on the rocket’s surface show how the airflow scrapes against the rocket’s skin. The white and gray areas show changes in air density between the boosters and core stage, with the brightest regions marking shock waves. The strakes reduce vibrations and improves the safety of the integrated vehicle.
NASA/NAS/Gerrit-Daniel Stich, Michael Barad, Timothy Sandstrom, Derek Dalle

By combining the technologies of the NASA Advanced Supercomputing facility and Unitary Plan Wind Tunnel at NASA Ames, researchers were able to simulate and model an adjustment to the Space Launch System (SLS) rocket that could improve airflow and stability to the vehicle during the launch of Artemis II. The collaborative effort between researchers is the next step on NASA’s journey to send astronauts to explore the Moon for scientific discovery, economic benefits, and build the foundation for the first crewed missions to Mars.

New Discoveries in Early Solar System Samples

A microscopic particle of asteroid Bennu, brought to Earth by NASA’s OSIRIS-REx mission, is manipulated under a transmission electron microscope. In order to move the fragment for further analysis, researchers first reinforced it with thin strips of platinum (the “L” shape on the particle’s surface) then welded a tungsten microneedle to it. The asteroid fragment measures 30 micrometers (about one-one thousandth of an inch) across.
NASA

Researchers at NASA Ames discovered a never-before-seen “gum-like” material in pristine asteroid samples delivered to Earth by NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, and Security-Regolith Explorer) spacecraft. The surprising substance was likely formed in the early days of the solar system, as Bennu’s young parent asteroid warmed. Such complex molecules could have provided some of the chemical precursors that helped trigger life on Earth, and finding them in the pristine samples from Bennu is important for scientists studying how life began and whether it exists beyond our planet.

VIPER Gets a Ride to the Moon’s South Pole

This artist’s concept shows Blue Origin’s Blue Moon Mark 1 lander and NASA’s VIPER (Volatiles Investigating Polar Exploration Rover) on the lunar surface.
This artist’s concept shows Blue Origin’s Blue Moon Mark 1 lander and NASA’s VIPER (Volatiles Investigating Polar Exploration Rover) on the lunar surface.
Credit: Courtesy of Blue Origin

NASA’s VIPER (Volatiles Investigating Polar Exploration Rover) will search for volatile resources, such as ice, on the lunar surface and collect science data to support future exploration at the Moon and Mars. As part of the agency’s Artemis campaign, NASA awarded Blue Origin of Kent, Washington, a Commercial Lunar Payload Services task order with an option to deliver a rover to the Moon’s South Pole region. With this new award, Blue Origin will deliver VIPER to the lunar surface in late 2027.

Taking to the Skies to Test Remote Wildfire Response

NASA Ames drone team tests the information sharing, airspace management, communication relay, and aircraft deconfliction capabilities of the x-altas drone as it communicates through the Advanced Capabilities for Emergency Response Operations (ACERO) Portable Airspace Management System (PAMS) in Salinas, California in March 2025. This was a part of the project’s first flight demonstration.
NASA/Brandon Torres Navarrete

NASA researchers are advancing airborne systems that can fight and monitor wildfires 24 hours a day, even during low-visibility conditions. NASA’s Advanced Capabilities for Emergency Response Operations (ACERO) conducted field tests of remotely piloted aircraft for monitoring, suppression, and logistics support in wildland fire situations. The ACERO team was able to safely conduct flight operations of a vertical takeoff and landing aircraft operated by Overwatch Aero, LLC, of Solvang, California, and two small NASA drones.

NASA Installs Heat Shield on First Private Spacecraft Bound for Venus

Engineers at NASA’s Ames Research Center in California’s Silicon Valley, Eli Hiss, left, and Bohdan Wesely complete a fit check of the two halves of a space capsule that will study the clouds of Venus for signs of life. Led by Rocket Lab of Long Beach, California, it will be the first private mission to the planet.
NASA/Brandon Torres Navarrete

NASA helps the commercial space endeavor succeed by providing expertise in thermal protection of small spacecraft. NASA Ames teams work with private companies to turn NASA materials into solutions, such as the heat shield tailor-made for a spacecraft destined for Venus, supporting growth of the new space economy. Invented at NASA Ames, NASA’s Heatshield for Extreme Entry Environment Technology covers the bottom of the space capsule that will study the clouds of Venus for signs of life during the first private mission to the planet. This mission is led by Rocket Lab of Long Beach, California, and their partners at the Massachusetts Institute of Technology in Cambridge.

Artemis Astronauts & Orion Leadership Visit NASA Ames

Two astronauts in blue jumpsuits stand at the left of the image, listening to a man speaking on the right side of the image. People and equipment fill the background.
Astronauts Victor Glover and Christina Koch tour the Arc Jet Facility at NASA’s Ames Research Center, learning more about the testing equipment’s capabilities to analyze thermal protection systems from George Raiche, thermophysics facilities branch chief at Ames.
NASA/Donald Richey

Artemis II astronauts Christina Koch and Victor Glover, along with Orion leaders Debbie Korth, deputy program manager, and Luis Saucedo, deputy crew and service module manager, visited NASA Ames facilities that support the Orion program to celebrate the achievements of employees. Ames facilities were used to develop and test Orion’s thermal protection system and analyze the Artemis I heat shield after its successful return to Earth.

Curiosity Mars Rover Uncovers Subsurface Clues to the Planet’s Evolution

An image of Mars shows rocks and small sand dunes, with a larger mountain range in the background. Two wheel tracks in the foreground show Curiosity rover's path before it captured the image.
NASA’s Curiosity Mars rover sees its tracks receding into the distance at a site nicknamed “Ubajara” on April 30, 2023. This site is where Curiosity made the discovery of siderite, a mineral that may help explain the fate of the planet’s thicker ancient atmosphere.
NASA/JPL-Caltech/MSSS

NASA’s Curiosity Mars rover helped shed new light on what happened to the planet’s ancient atmosphere. Researchers have long believed that Mars once had a thick, carbon dioxide-rich atmosphere and liquid water on the planet’s surface. That carbon dioxide and water should have reacted with Martian rocks to create carbonate minerals, but previous investigations haven’t found expected amounts of carbonate on the planet’s surface. Curiosity used onboard instruments to study powdered Martian rock samples from the subsurface of the planet, finding the presence of siderite, an iron carbonate mineral, within the sulfate-rich rocky layers of Mount Sharp in Mars’ Gale Crater.

Managing Satellite Traffic in Orbit

Illustrated image of four satellites orbiting Earth as the sun rises over the planet's horizon.
The Starling swarm’s extended mission tested advanced autonomous maneuvering capabilities.
NASA/Daniel Rutter

Managed at NASA Ames, the Starling mission, in collaboration with SpaceX’s Starlink constellation, successfully demonstrated autonomous coordination between spacecraft to improve space traffic management in low Earth orbit. The extended mission, called Starling 1.5, tested how satellite swarms can share maneuver responsibilities and respond more quickly to avoid collisions without relying on time-consuming ground-based communication. This approach aims to streamline space traffic coordination as orbital congestion increases, enabling faster, safer, and more efficient satellite operations.

Proven True: A Companion Star to Betelgeuse

An image of Betelgeuse, the yellow-red star, and the signature of its close companion, the faint blue object.
Data: NASA/JPL/NOIRlab. Visualization: NOIRLAB.

Researchers validated a century-old hypothesis that there’s an orbiting companion star to Betelgeuse, the 10th brightest star in our night sky. Steve Howell, a senior research scientist at Ames, used both the ground-based Gemini North telescope in Hawai’i and a special, high-resolution camera built by NASA to directly observe the close companion to Betelgeuse. This discovery may explain why other similar red supergiant stars undergo periodic changes in their brightness on the scale of many years.

Space-Fermented Foods Make Vital Nutrients

Astronaut Suni Williams floats on the International Space Station, posing next to the BioNutrients experiment packs.
NASA astronaut and Expedition 72 Commander Suni Williams displays a set of BioNutrients production packs during an experiment aboard the International Space Station. The experiment uses engineered yeast to produce nutrients and vitamins to support future astronaut health.
NASA

NASA’s BioNutrients experiments are helping us better understand the shelf stability of nutrients essential to support astronaut health during future long-duration deep space exploration, such as missions to the Moon and Mars. The project uses microorganisms to make familiar fermented foods, such as yogurt, and includes specific types and amounts of nutrients that crew will be able to consume in the future. The first experiment tested the performance of a biomanufacturing system for almost six years aboard the International Space Station. The latest experiment launched to the station in August.

Enabling Satellite Swarms for Future Astronauts

A man stands in front of a computer server and gestures towards the racks and cables.
Caleb Adams, Distributed Spacecraft Autonomy project manager, monitors testing alongside the test racks containing 100 spacecraft computers at NASA’s Ames Research Center in California’s Silicon Valley. The DSA project develops and demonstrates software to enhance multi-spacecraft mission adaptability, efficiently allocate tasks between spacecraft using ad-hoc networking, and enable human-swarm commanding of distributed space missions.
NASA/Brandon Torres Navarrete

NASA Ames’ Distributed Spacecraft Autonomy (DSA) project tested software that enables swarms of satellites to make decisions and adapt to changing conditions with minimal human intervention. By distributing decision-making autonomy across multiple spacecraft, the system allows satellites to coordinate tasks, optimize scientific observations, and respond to challenges in real time while freeing human explorers to focus on critical tasks. The technology was first demonstrated in space aboard the Starling mission, showcasing how autonomous swarms can enhance mission efficiency and resilience.

Exploring Remotely Piloted Aircraft in U.S. Airspace

NASA researchers stand in front of a floor-to-ceiling monitor displaying live flight data during a flight test of a Bell 206 helicopter.
NASA researchers Matt Gregory, right, Arwa Awiess, center, and Andrew Guion discuss live flight data being ingested at the Mission Visualization and Research Control Center (MVRCC) at NASA’s Ames Research Center on Aug. 21, 2025.
NASA/Brandon Torres Navarrete

NASA Ames partnered to ensure that remotely piloted aircraft can take to the skies safely without overburdening air traffic controllers. NASA’s Air Traffic Management eXploration Project (ATM-X) supported Wisk Aero in a flight test designed to evaluate a ground-based radar developed by Collins Aerospace, which could be used during future remotely piloted operations to detect and avoid other aircraft.

Pushing the Boundaries of Autonomous Cargo Drones

Christopher Bryant shows the simulated vehicle as part of the Federal Uncrewed Aircraft System Service Supplier Synthesis Effort (FUSE) live flight simulation in the Verification and Validation (V&V) lab in N210.
NASA/Donald Richey

NASA partnered with the Department of War in a live flight demonstration showcasing how drones can successfully fly without their operators being able to see them, a concept known as beyond visual line of sight. Cargo drones successfully carried payloads more than 75 miles across North Dakota in tests designed to demonstrate that the aircraft could operate safely even in complex, shared airspace.

Advancing Mixed Reality for Pilot Training

A pilot, Damien Hischier, of the National Test Pilot School dons virtual reality goggles inside a Virtual Motion Simulator at NASA's Ames Research Center.
Damian Hischier of the National Test Pilot School in Mojave, California, takes part in testing of a virtual reality-infused pilot simulation in the Vertical Motion Simulator (VMS) at NASA’s Ames Research Center in California’s Silicon Valley on May 30, 2025.
NASA/Brandon Torres Navarrete

A NASA research project is accelerating alternatives to conventional flight simulator training, using mixed reality systems that combines physical simulators with virtual reality headsets to train pilots. The agency invited a dozen pilots to NASA Ames to participate in a study to test how a mixed-reality flight simulation would perform in the world’s largest flight simulator for the first time. The technology could reduce costs and allow for a smaller footprint while training pilots on next-generation aircraft.

Flies and Fly Food for Space Station DNA Studies

The Vented Fly Box (VFB) holds and safely transports vials containing flies and fly food.
The Vented Fly Box holds and safely transports vials containing flies and fly food. It includes environmental sensors that monitor temperature and relative humidity.
NASA/Dominic Hart

New technology for housing and supporting fruit flies is enabling new research on the effects of space travel on the human body. Through a Space Act Agreement between NASA and Axiom Space, the Vented Fly Box contained fruit flies (Drosophila melanogaster) launched aboard a SpaceX Dragon spacecraft from NASA’s Kennedy Space Center in Florida. Because humans and fruit flies share a lot of similar genetic code, they squeeze a lot of scientific value into a conveniently small, light package.

Studying Antibiotic-Resistant Bacteria in Space

Astronaut Jeanette Epps is shown squeezing a pipette into bacteria samples onboard the International Space Station.
Astronaut Jeanette Epps extracts DNA samples from bacteria colonies for genomic analysis aboard the International Space Station’s Harmony module.
NASA

New studies aboard the International Space Station are advancing the detection of antibiotic-resistant bacteria, thus improving the health safety not only of astronauts but patients back on Earth. Future astronauts visiting the Moon or Mars will need to rely on a pre-determined supply of antibiotics in case of illness, and ensuring those antibiotics remain effective is an important safety measure for future missions. Infections caused by antibiotic-resistant bacteria can be difficult or impossible to treat, making antibiotic resistance a leading cause of death worldwide and a global health concern.

Happy Third Anniversary to BioSentinel Deep Space Mission!

Illustration of the BioSentinel spacecraft, flying past the Moon with the CubeSat's solar arrays fully deployed, facing the Sun.
NASA’s BioSentinel – a shoebox-sized CubeSat – is travelling far from Earth. But that also means it’s closer than ever to being the first long-duration biology experiment in deep space. ​
NASA/Daniel Rutter

The BioSentinel mission, currently orbiting the Sun more than 48 million miles from Earth, celebrated three years in deep space after launching aboard NASA’s Artemis I in 2022. BioSentinel, managed at NASA Ames, continues to collect valuable information for scientists trying to understand how solar radiation storms move through space and where their effects – and potential impacts on life beyond Earth – are most intense.

Astrobee Partners to Advance Space Robotics

NASA astronaut and Expedition 73 Flight Engineer Anne McClain shows off a pair of Astrobee robotic free-flyers inside the International Space Station's Kibo laboratory. Ground controllers were monitoring the cube-shaped, toaster-sized devices as they autonomously performed docking maneuvers using multi-resolution scanning units installed earlier by McClain.
NASA astronaut Anne McClain poses with Astrobee robots Bumble (left) and Honey during their latest in orbit activity in May, 2025
NASA

NASA is working with Arkisys, Inc., of Los Alamitos, California, to sustain the Astrobee robotic platform aboard the International Space Station. NASA launched the Astrobee mission to the space station in 2018. Since then, the free-flying robots have marked multiple first-in-space milestones for robots working alongside astronauts. As the agency returns astronauts to the Moon, robotic helpers like Astrobee could one day take over routine maintenance tasks and support future spacecraft at the Moon and Mars without relying on humans for continuous operation.

NASA Ignites New Golden Age of Exploration, Innovation in 2025

16 December 2025 at 14:48
Artemis II NASA astronauts (left to right) Reid Wiseman, Victor Glover, and Christina Koch, and CSA (Canadian Space Agency) astronaut Jeremy Hansen stand in the white room on the crew access arm of the mobile launcher at Launch Pad 39B as part of an integrated ground systems test at the agency’s Kennedy Space Center in Florida on Sept. 20, 2023.
Credit: NASA/Frank Michaux

With a second Trump Administration at the helm in 2025, NASA marked significant progress toward the Artemis II test flight early next year, which is the first crewed mission around the Moon in more than 50 years, as well as built upon its momentum toward a human return to the lunar surface in preparation to send the first astronauts — Americans — to Mars.

As part of the agency’s Golden Age of innovation and exploration, NASA and its partners landed two robotic science missions on the Moon; garnered more signatories for the Artemis Accords with 59 nations now agreeing to safe, transparent, and responsible lunar exploration; as well as advanced a variety of medical and technological experiments for long-duration space missions like hand-held X-ray equipment and navigation capabilities.

NASA also led a variety of science discoveries, including launching a joint satellite mission with India to regularly monitor Earth’s land and ice-covered surfaces, as well as identifying and tracking the third interstellar object in our solar system; achieved 25 continuous years of human presence aboard the International Space Station; and, for the first time, flew a test flight of the agency’s X-59 supersonic plane that will help revolutionize air travel.

Sean Duffy, named by President Trump, is serving as the acting administrator while NASA awaits confirmation of Jared Isaacman to lead the agency. Isaacman’s nomination hearing took place in early December, and his nomination was passed out of committee with bipartisan support. The full Senate will consider Isaacman’s nomination soon. President Trump also nominated Matt Anderson to serve as deputy administrator, and Greg Autry to serve as chief financial officer, both of whom are awaiting confirmation hearings. NASA named Amit Kshatriya to associate administrator, the agency’s highest-ranking civil servant position.

Key accomplishments by NASA in 2025 include:

Astronauts exploring Moon, Mars is on horizon

Under Artemis, NASA will send astronauts on increasingly difficult missions to explore more of the Moon for scientific discovery, economic benefits, and to build upon our foundation for the first crewed mission to Mars. The Artemis II test flight is the first flight with crew under NASA’s Artemis campaign and is slated to launch in early 2026. The mission will help confirm systems and hardware for future lunar missions, including Artemis III’s astronaut lunar landing.

NASA also introduced 10 new astronaut candidates in September, selected from more than 8,000 applicants. The class is undertaking nearly two years of training for future missions to low Earth orbit, the Moon, and Mars. 

Progress to send the first crews around the Moon and on the lunar surface under Artemis includes:

  • NASA completed stacking of its Space Launch System rocket and Orion spacecraft for Artemis II. Teams integrated elements manufactured across the country at NASA’s Kennedy Space Center in Florida, including the rocket’s boosters and core stage, as well as Orion’s stage adapter and launch abort system, to name a few.
  • Ahead of America’s 250th birthday next year, the SLS rocket’s twin-pair of solid rocket boosters showcases the America 250 emblem.
  • The Artemis II crew participated in more than 30 mission simulations alongside teams on the ground, ensuring the crew and launch, flight, and recovery teams are prepared for any situation that may arise during the test flight. Soon, crew will don their survival suits and get strapped into Orion during a countdown demonstration test, serving as a dress rehearsal for launch day.
  • The agency worked with the Department of War to conduct a week-long underway recovery test in preparation to safely collect the Artemis II astronauts after they splashdown following their mission.
  • To support later missions, teams conducted a booster firing test for future rocket generations, verified new RS-25 engines, test-fired a new hybrid rocket motor to help engineering teams better understand the physics of rocket exhaust and lunar landers, as well using various mockups to test landing capabilities in various lighting conditions. Teams also conducted human-in-the-loop testing in Japan with JAXA (Japan Aerospace Exploration Agency) with a rover mockup from their agency.
  • NASA also continued work with Axiom Space, to develop and test the company’s spacesuit, including completing a test run at the Neutral Buoyancy Laboratory at NASA Johnson ahead of using the suit for Artemis training. The spacesuit will be worn by Artemis astronauts during the Artemis III mission to the lunar South Pole.
  • On the Moon, future crew will use a lunar terrain vehicle, or LTV, to travel away from their landing zone. NASA previously awarded three companies feasibility studies for developing LTV, followed by a request for proposals earlier this year. The agency is expected to make an award soon to develop, deliver, and demonstrate LTV on the lunar surface later this decade. The agency also selected two science instruments that will be included on the LTV to study the Moon’s surface composition and scout for potential resources.
  • For operations around the Moon, NASA and its partners continued to develop Gateway to support missions between lunar orbit and the Moon’s surface. Construction and production of the first two elements, a power and propulsion system and habitation element, each progressed, as did development and testing of potential science and technology demonstrations operated from Gateway. International partners also continued work that may contribute technology to support those elements, as well as additional habitation capabilities and an airlock.
  • This past year, NASA’s Lunar Surface Innovation Consortium team collaborated with over 3,900 members from academia, industry, and government on key lunar surface capabilities. Members from across the U.S. and 71 countries participated in two biannual meetings, three lunar surface workshops, and monthly topic meetings, resulting in 10 studies, four reports, and nine conference presentations. 

Building on previous missions and planning for the future, NASA will conduct more science and technology demonstrations on and around the Moon than ever before. Work toward effort included:

  • Selected a suite of science studies for the Artemis II mission, including studies that focus on astronauts’ health.
  • Launched two CLPS (Commercial Lunar Payload Services) flights with NASA as a key customer, including Firefly’s Blue Ghost Mission One, which landed on the Moon March 2, and Intuitive Machines’ Nova C lunar lander, which touched down on March 6.
    • Experiments and tech demos aboard these flights included an electrodynamic dust shield, lunar navigation system, high-performance computing, collection of more than 9,000 first-of-a-kind images of the lunar lander’s engine plumes, and more.
  • For future CLPS flights, NASA awarded Blue Origin a task order with an option to deliver the agency’s VIPER (Volatiles Investigating Polar Exploration Rover) to the lunar South Pole in late 2027, as well as awarded Firefly another flight, slated for 2030.
  • Teams studied regolith (lunar dirt and rocks) in a simulated lunar gravity environment and tested how solid materials catch fire in space.
  • The agency’s 55-pound CubeSat in lunar orbit, CAPSTONE, exceeded 1,000 days in space, serving as a testbed for autonomous navigation and in-space communications.
  • Published findings from this Artemis I experiment highlighting why green algae may be a very good deep space travel companion.
NASA announced its 2025 Astronaut Candidate Class on Sept. 22, 2025. The 10 candidates, pictured here at NASA’s Johnson Space Center in Houston are: U.S. Army CW3 Ben Bailey, Anna Menon, Rebecca Lawler, Katherine Spies, U.S. Air Force Maj. Cameron Jones, Dr. Lauren Edgar, U.S. Navy Lt. Cmdr. Erin Overcash, Yuri Kubo, Dr. Imelda Muller, and U.S. Air Force Maj. Adam Fuhrmann.
Credit: NASA/Josh Valcarcel

Technological and scientific steps toward humanity’s next giant leap on the Red Planet include:

  • Launched a pair of spacecraft, known as ESCAPADE, on a mission to Mars, arriving in September 2027, to study how its magnetic environment is impacted by the Sun. This data will better inform our understanding of space weather, which is important to help minimize the effects of radiation for future missions with crew.
  • NASA announced Steve Sinacore, from the agency’s Glenn Research Center in Cleveland, to lead the nation’s fission surface power efforts.
  • Selected participants for a second yearlong ground-based simulation of a human mission to Mars, which began in October, as well as tested a new deep space inflatable habitat concept.
  • Completed the agency’s Deep Space Optical Communications experiment, which exceeded all of its technical goals after two years. This type of laser communications has the potential to support high-bandwidth connections for long duration crewed missions in deep space.
  • NASA completed its fourth Entry Descent and Landing technology test in three months, accelerating innovation to achieve precision landings on Mars’ thin atmosphere and rugged terrain. 
  • Other research to support long-duration missions in deep space include how fluids behave in space, farming space crops, and quantum research.

Through the Artemis Accords, seven new nations have joined the United States, led by NASA and the U.S. Department of State, in a voluntary commitment to the safe, transparent, and responsible exploration of the Moon, Mars, and beyond. With nearly 60 signatories, more countries are expected to sign in the coming months and years. 

Finally, NASA engaged the public to join its missions to the Moon and Mars through a variety of activities. The agency sought names from people around the world to fly their name on a SD card aboard Orion during the Artemis II mission. NASA also sponsored a global challenge to design the spacecraft’s zero gravity indicator, announcing 25 finalists this year for the mascot design. Artemis II crew members are expected to announce a winner soon.

NASA’s gold standard science benefits humanity

In addition to conducting science at the Moon and Mars to further human exploration in the solar system, the agency continues its quest in the search for life, and its scientific work defends the planet from asteroids, advances wildfire monitoring from its satellites, studies the Sun, and more.

  • Garnering significant interest this year, NASA has coordinated a solar system-wide observation campaign to follow comet 3I/ATLAS, the third known interstellar object to pass through our solar system. To date, 12 NASA spacecraft and space-based telescopes have captured and processed imagery of the comet since its discovery in the summer.

Astrobiology

  • A Perseverance sample found on Mars potentially contain biosignatures, a substance or structure that might have a biological origin but requires additional data and studying before any conclusions can be reached about the absence or presence of life.
  • NASA’s Curiosity rover on Mars found the largest organic compounds on the Red Planet to date.
  • Teams also are working to develop technologies for the Habitable Worlds Observatory, and the agency now has tallied 6,000 exoplanets.
  • Samples from asteroid Bennu revealed sugars, amino acids, and other life-building molecules.

Planetary Defense

Heliophysics

In addition to launching the NISAR mission, here are other key science moments:

  • Completion of NASA’s next flagship observatory, the Nancy Grace Roman Space Telescope, is done, with final testing underway. The telescope will help answer questions about dark energy and exoplanets and will be ready to launch as early as fall of 2026.
  • The agency’s newest operating flagship telescope, James Webb Space Telescope, now in its third year, continued to transform our understanding of the universe, and Hubble celebrated its 35th year with a 2.5-gigapixel Andromeda galaxy mosaic.
  • Juno found a massive, hyper-energetic volcano on Jupiter’s moon Io.
  • NASA’s Parker Solar Probe team shared new images of the Sun’s atmosphere, taken closer to the star than ever captured before.
  • Lucy completed a successful rehearsal flyby of the asteroid Donaldjohanson.
  • The agency’s SPHEREx space telescope is creating the first full-sky map in 102 infrared colors.
  • NASA space telescopes including Chandra X-ray Observatory, IXPE, Fermi, Swift, and NuSTAR continued to reveal secrets in the universe from record-setting black holes to the first observations of the cosmos’ most magnetic objects.
NASA’s ESCAPADE (Escape and Plasma Acceleration and Dynamics Explorers) mission launched at 3:55 p.m. EST atop a Blue Origin New Glenn rocket at Launch Complex 36 at Cape Canaveral Space Force Station.
NASA’s ESCAPADE (Escape and Plasma Acceleration and Dynamics Explorers) mission launched on Nov. 13, 2025, atop a Blue Origin New Glenn rocket at Launch Complex 36 at Cape Canaveral Space Force Station.
Credit: Blue Origin

25 years of continuous presence in low Earth orbit

In 2025, the International Space Station celebrated 25 years of continuous human presence, a milestone achievement underscoring its role as a beacon of global cooperation in space. The orbital laboratory supported thousands of hours of groundbreaking research in microgravity in 2025, advancing commercial space development and preparing for future human exploration of the Moon and Mars.

  • For the first time, all eight docking ports were occupied by visiting spacecraft to close out the year, demonstrating the strength of NASA’s commercial and international partnerships. Twenty-five people from six countries lived and worked aboard the station this year. In all, 12 spacecraft visited the space station in 2025, including seven cargo missions delivering more than 50,000 pounds of science, tools, and critical supplies to the orbital complex.  

Research aboard the International Space Station continues to benefit life on Earth and support deep space exploration.

  • Several studies with Crew-10 and Crew 11 aimed at understanding how the human body adapts to spaceflight, including a new study to assess astronauts’ performance, decision making, and piloting capabilities during simulated lunar landings. 
  • In September, the U.S. Food and Drug Administration approved an early-stage cancer treatment, supported by research aboard the space station, that could reduce costs and shorten treatment times for patients.
  • Scientists also published findings in peer-reviewed journals on topics such as astronaut piloting performance after long missions, the use of biologically derived materials to shield against space radiation, robotic telesurgery in space, and how spaceflight affects stem cells, all advancing our understanding of human physiology in space and on Earth.
  • Researchers 3D-printed medical implants with potential to support nerve repair; advanced work toward large-scale, in-space semiconductor manufacturing; and researched the production of medical components with increased stability and biocompatibility that could improve medication delivery.

Additional notable space operations accomplishments included:

  • NASA’s SpaceX Crew-9 astronauts Nick Hague, Suni Williams, and Butch Wilmore returned in March after a long-duration mission, including more than eight months for Williams and Wilmore. The trio completed more than 150 scientific experiments and 900 hours of research during the stay aboard the orbiting laboratory. Williams also conducted two spacewalks, setting a new female spacewalking record with 62 hours, 6 minutes, and ranking her fourth all-time in spacewalk duration. 
  • NASA astronaut Don Pettit returned in April with Roscosmos cosmonauts Alexey Ovchinin and Ivan Vagner, concluding a seven-month mission. Pettit, who turned 70 the day of his return, completed 400 hours of research during his flight, and has now logged 590 days in space across four missions. 
  • SpaceX Dragon cargo missions 32 and 33 launched in April and August, delivering more than 11,700 pounds of cargo, while SpaceX 33 tested a new capability to help maintain the altitude of station.  
  • Axiom Mission 4, the fourth private astronaut mission to the space station, concluded in July, furthering NASA’s efforts to support and advance commercial operations in low Earth orbit. 
  • NASA SpaceX Crew-11 mission launched in August with NASA astronauts Zena Cardman and Mike Fincke, JAXA (Japan Aerospace Exploration Agency) astronaut Kimiya Yui, and Roscosmos cosmonaut Oleg Platonov aboard. The crew remains aboard the space station where they are conducting long-duration research to support deep space exploration and benefit life on Earth. 
  • NASA’s SpaceX Crew-10 mission completed more than 600 hours of research before returning in August, when they became the first crewed SpaceX mission for NASA to splash down in the Pacific Ocean.  
  • In September, the first Northrop Grumman Cygnus XL spacecraft arrived, delivering more than 11,000 pounds of cargo, including research supporting Artemis and Mars exploration. 
  • NASA Glenn researchers tested handheld X-ray devices that could help astronauts quickly check for injuries or equipment problems during future space missions. 
  • For nearly six years, NASA’s BioNutrients project has studied how to produce essential nutrients to support astronaut health during deep space missions, where food and vitamins have limited shelf lives. With its third experiment now aboard the International Space Station, the research continues to advance preparations for long-duration spaceflight.
  • NASA astronaut Chris Williams arrived with Roscosmos cosmonauts Sergey Kud-Sverchkov and Sergei Mikaev for an eight-month science mission aboard the station. Following their arrival, NASA astronaut Jonny Kim returned home, concluding his own eight-month mission. 

NASA has worked with commercial companies to advance development of privately owned and operated space stations in low Earth orbit from which the agency, along with other customers, can purchase services and stimulate the growth of commercial activities in microgravity. This work is done in advance of the International Space Station’s retirement in 2030.

Among the many achievements made by our partners, recent advancements include:

  • Axiom Space has completed critical design review, machining activities, and the final welds, moving to testing for the primary structure of Axiom Station’s first module.
  • Starlab completed five development and design milestones focused on reviews of its preliminary design and safety, as well as spacecraft mockup and procurement plans.
  • Completed testing of the trace contaminant control system for Vast’s Haven-1 space station using facilities at NASA Marshall, confirming the system can maintain a safe and healthy atmosphere.
  • Blue Origin’s Orbital Reef completed a human-in-the-loop testing milestone using individual participants or small groups to perform day-in-the-life walkthroughs in life-sized mockups of major station components. 
  • The agency also continues to support the design and development of space stations and technologies through agreements with Northrop Grumman, Sierra Space, SpaceX, Special Aerospace Services, and ThinkOrbital.
On Nov. 2, 2025, the International Space Station celebrated 25 years of continuous human presence. Here, clouds swirl over the Gulf of Alaska and underneath the aurora borealis blanketing Earth’s horizon in this photograph from the space station as it orbited 261 miles above on March 12, 2025.
Credit: NASA

Pioneering aviation research 

This year saw a major triumph for NASA’s aviation researchers, as its X-59 one-of-a-kind quiet supersonic aircraft made its historic first flight Oct 28. NASA test pilot Nils Larson flew the X-59 for 67 minutes up to an altitude of about 12,000 feet and an approximate top speed of 230 mph, precisely as planned. The flight capped off a year of engine testing including afterburner testing, taxi testing, and simulated flights from the ground — all to make sure first flight went safely and smoothly. The X-59 team will now focus on preparing for a series of flight tests where the aircraft will operate at higher altitudes and supersonic speeds. This flight test phase will ensure the X-59 meets performance and safety expectations. NASA’s Quesst mission also began testing the technologies that they will use to measure the X-59’s unique shock waves and study its acoustics during future mission phases.  

Researchers also made other major strides to further aviation technologies that will benefit the public and first responders, including live flight testing of a new portable airspace management system with the potential to greatly improve air traffic awareness during wildland fire operations.  

During the past year, the agency’s aeronautics researchers also: 

A white NASA experimental aircraft with a long, pointed nose flies through the air for the first time.
NASA’s X-59 quiet supersonic research aircraft lifts off for its first flight on Oct. 28, 2025, from U.S. Air Force Plant 42 in Palmdale, California. The aircraft’s first flight marks the start of flight testing for NASA’s Quesst mission, the result of years of design, integration, and ground testing.
Credit: NASA/Lori Losey

Technologies that advance exploration, support growing space economies

From spinoff technologies on Earth to accelerating development of technologies in low Earth orbit and at the Moon and Mars, NASA develops, demonstrates, and transfer new space technologies that benefit the agency, private companies, and other government agencies and missions.

Accomplishments by NASA and our partners in 2025 included:

  • NASA and Teledyne Energy Systems Inc. demonstrated a next-generation fuel cell system aboard a Blue Origin New Shepard mission, proving it can deliver reliable power in the microgravity environment of space. 
  • Varda Space Industries licensed cutting-edge heatshield material from NASA, allowing it to be produced commercially for the company’s capsule containing a platform to process pharmaceuticals in microgravity. Through this commercial collaboration NASA is making entry system materials more readily available to the U.S. space economy and advancing the industries that depend on it. 
  • The maiden flight of UP Aerospace’s Spyder hypersonic launch system demonstrated the U.S. commercial space industry’s capacity to test large payloads (up to 400 pounds) at five times the speed of sound. NASA’s support of Spyder’s development helped ensure the availability of fast-turnaround, lower cost testing services for U.S. government projects focused on space exploration and national security.  
  • The NASA Integrated Rotating Detonation Engine System completed a test series for its first rotating detonation rocket engine technology thrust chamber assembly unit.
  • NASA successfully completed its automated space traffic coordination objectives between the agency’s four Starling spacecraft and SpaceX’s Starlink constellation. The Starling demonstration matured autonomous decision-making capabilities for spacecraft swarms using Distributed Spacecraft Autonomy software, developed by NASA’s Ames Research Center in California’s Silicon Valley.  
  • NASA announced an industry partnership to design the Fly Foundational Robots mission to demonstrate use of Motiv Space Systems’ robotic arm aboard a hosted orbital flight test with Astro Digital. 
  • The third spacecraft in the R5 (Realizing Rapid, Reduced-cost high-Risk Research) demonstration series launched aboard SpaceX’s Transporter-15 mission. This series of small satellites leverage terrestrial commercial off-the-shelf hardware to enable affordable, rapid orbital flight tests of rendezvous and proximity operations payloads. 
  • Pieces of webbing material, known as Zylon, which comprise the straps of NASA’s HIAD (Hypersonic Inflatable Aerodynamic Decelerator) aeroshell, launched to low Earth orbit aboard the Space Force’s X-37B Orbital Test Vehicle for a trip that will help researchers characterize how the material responds to long-duration exposure to the harsh vacuum of space. 
  • The DUPLEX CubeSat developed by CU Aerospace deployed from the International Space Station to demonstrate two commercial micro-propulsion technologies for affordable small spacecraft propulsion systems. 

Harnessing NASA’s brand power in real life, online

As one of the most recognized global brands and most followed on social media, NASA amplified its reach through force-multiplying engagement activities that generate excitement and support for the agency’s missions and help foster a Golden Age of innovators and explorers.

From collaborations with sport organizations and players to partnerships with world-renowned brands, these activities provide low-cost, high-impact avenues to engage an ever-expanding audience and reinforce NASA’s position as the world’s premier space agency. Engagement highlights from 2025 include: 

  • Second Lady Usha Vance also kicked off her summer reading challenge at NASA’s Johnson Space Center in Houston, encouraging youth to seek adventure, imagination, and discovery in books, a sentiment close to NASA and everyone the agency inspires.
  • Reached nearly 5 million people through participation in hybrid and in-person events across the agency, including the White House’s Summer Reading Challenge, Open Sauce 2025, the Expedition 71 and 72 postflight visits, featuring NASA astronauts recently returned from missions aboard the space station, and more. 
  • Participated in a variety of space policy conferences to include Space Symposium and the International Aeronautical Congress highlighting America’s leadership in human exploration to the Moon and Mars, responsible exploration under the Artemis Accords, and support for the commercial space sector.

In 2025, NASA also consolidated its social media accounts to improve clarity, compliance, and strategic alignment. After streamlining the number of active accounts, the agency grew its total following on these accounts by more than eight million, reaching nearly 367 million followers. 

 
Other digital highlights included:

  • In 2025, NASA expanded access to its NASA+ streaming service by launching a free, ad-supported channel on Prime Video and announcing a new partnership with Netflix to stream live programming, including rocket launches and spacewalks, making its missions more accessible to global audiences and inspiring the next generation of explorers. As of November 2025, viewers have streamed more than 7.7 million minutes of NASA content on the Prime Video FAST channel.
  • NASA’s SpaceX Crew-9 return from the space station drew over 2.5 million live viewers, making it the agency’s most-watched event of 2025.
  • NASA aired live broadcasts for 17 launches in 2025, which have a combined 3.7 million views while live. NASA’s SpaceX Crew-10 and NISAR launches have the most views on YouTube, while crewed launches (Crew-10, Crew-11, and Axiom Mission 4) were the most-viewed while the broadcast was live. 
  • The agency’s YouTube livestreams in 2025 surpassed 18.8 million total live views. The agency’s YouTube channel has more than 50.4 million total views for the year. 
  • The agency’s podcasts were downloaded more than 2 million times in 2025 by more than 750,000 listeners.
  • Increased content production nearly tenfold for its science-focused website in Spanish, Ciencia de la NASA, and grew the website’s page views by 24% and visitor numbers by 25%. NASA’s Spanish language social media accounts experienced a 17% growth in followers in 2025.
  • The number of subscribers to NASA’s flagship and Spanish newsletters total more than 4.6 million. 
  • NASA earned a spot on The Webby 30, a curated list celebrating 30 companies and organizations that have shaped the digital landscape. 
  • More than 2.9 million viewers watched 38,400 hours of NASA’s on-demand streaming service NASA+ in 2025. November marked two years since NASA+ debuted. 
  • Premiered “Planetary Defenders,” a new documentary that follows the dedicated team behind asteroid detection and planetary defense. The film debuted at an event at the agency’s headquarters with digital creators, interagency and international partners, and now is streaming on NASA+, YouTube, and X. In its first 24 hours, it saw 25,000 views on YouTube – 75% above average – and reached 4 million impressions on X.  
  • “Cosmic Dawn,” a feature-length documentary following the creation of the James Webb Space Telescope, was released this year. The film has been viewed 1.6 million times on the agency’s YouTube channel.

Among agency awards:

  • NASA’s broadcast of the April 8, 2024, total solar eclipse won multiple Emmy Awards.
  • Received six Webby Awards and six People’s Voice Awards across platforms — recognition of America’s excellence in digital engagement and public communication. 

Learn more about NASA’s missions online at:

https://www.nasa.gov

-end-

Bethany Stevens / Cheryl Warner
Headquarters, Washington
202-358-1600
bethany.c.stevens@nasa.gov / cheryl.m.warner@nasa.gov

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